225 - Find Distance

Find Distance

Time Limit: 1 sec


The Problem

A city bus is travelling to New market from Agrabad. The time it takes to reach New market while running at D1 KM/Hour. If the bus is run at D2 KM/H then its need less T Hour to reach New market. You task is to find the distance of New Market to Agrabad.      

Here D2>D1.



The Input

The input file contains three integer number D1, D2, T (D1, D2<=100, T<50 and D2>D1)


The Output

Output will show the distance of New Market to Agrabad in a separate line.


Sample Input

5 10 2


Sample Output







Problem Setter: Nezam Uddin